The largest self-built castle in the U.S., six decades in the making.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

A tree bears footwear on the loneliest road in America.

A stretch of highway even lonelier than the so-called "Loneliest Road in America."

The current Eureka County Courthouse replaced an all-wooden structure that had previously been an ice-skating rink.

The only thing still moving in this town is the eponymous hot spring.

The oldest hotel in Nevada.

Narrow slot canyons in a badland eroded into soft sedimentary rock provide an otherworldly landscape in this remote Nevada state park.

Back in the day everyone who was anyone played this historic western theater.

This sign designates the road that leads to the infamous Area 51.

An errant donkey ushered in a new era of mining in Nevada.

A land of debatable treasure.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

This central Nevada cave is the spiritual home of ancient and enigmatic pictographs.

This railroad magnate's 19th century tower is more than a little bit out of place in the Nevada desert.

The most magnificent bottle house in a town strangely full of them.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

This massive crater in the middle of nowhere was used to train astronauts for moon landings.

In the middle of a remote desert town is a surprisingly opulent hotel.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

This once bustling boomtown hotel is now the hottest spot in Nevada for ghost hunters.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

Nearly 300,000 acres of wildlife, natural splendor, and a hidden ghost town have been designated a national monument.